SM-G903f problem after downgrade [Answered]

Searching Samsung modem... detected COM403
Reading phone info...
Model: SM-G903F
AP version: G903FXXU2BRH2
CSC version: G903FOXA2BRH2
CP version: G903FXXU2BRH2
Product code: SM-G903FZKABTU
Phone SN: RF********
IMEI: 35500*********
Unique number: C0000C241312472
Reading IMEI... OK
IMEI: 35500********** (SIGN: OK)


Is any way to downgrade this phone, it was flashed with latest and now keeps freezing. Trying to downgrade I get this error...
"sw rev check fail device 2 binary 1"
Thank you


Done with Samsung Tool PRO v.34.8